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发明名称
Brake-operating device
摘要
申请公布号
US1778149(A)
申请公布日期
1930.10.14
申请号
US19270185933
申请日期
1927.04.23
申请人
THE MARION STEAM SHOVEL COMPANY
发明人
FERGUSON BERLIN S.
分类号
F16D49/12
主分类号
F16D49/12
代理机构
代理人
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地址
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